F 250 4WD Super Duty V10-6.8L VIN Z CNG (2003)
P1000 - P1004: Testing and Inspection
For diagnosis of code P1000 refer to chart
P072x - P1132
NOTE 1: DTC P1000 is ignored in KOEO an KOER Self-Test. Disregard DTC P1000 and continue as directed.
If there is no link in the chart then: